FLORA OF WASHINGTON AND VICINITY. 20b 



1332. Hypnum serrulatum, Hedw. 



1333. Hypnum deplanatum, Sch. 



1334. Hypnum rusciforme, Weis. 



1335. Hypnum recurvans, Scliwaegr. 



1336. Hypnum Schreberi, Willd. 



1337. Hypnum stramineum, Dickson. 



1338. Hypnum imcinatum, Hedw. 



1339. Hypnum flmtans, L. 



1340. Hypnum cupressiforme, L. 



1341. Hypnum curvifolium, Hedw. 



1342. Hypnum pratense, Koch. 



1343. Hypnum salebrosum, Hoffm. 



1344. Hypnum laetum, Brid. 



1345. Hypnum hispidulum, Brid 



1346. Hypnum radicale, Brid. 



1347. Hypnum orthocladon, Beauv. 



1348. Hypnum riparium, Hedw. 



1349. Hypnum Lescurii, SuUiv. 



1350. Hypnum fulvum, Hook. & Wils. 



1351. Hypnum sylvaticum, L. 



1352. Riccia lutescens, Schw. 



1353. Anthoceros punctatus, L. 



1354. Marchantia polymorpha, L. 



